Yes
you do need a jacket based on the weather in Innisfil, ON, Canada 1 second ago
Why? Because it's bitterly cold.
47°F8°C & Mostly Cloudy
Wind is 4 mph6 km/h from the N, gusting to 7 mph11 km/h
| May 15 | ||||
| 4am | 47°F8°C | 4 mph6 km/h N | Cloudy | |
| 5am | 47°F8°C | 4 mph7 km/h N | Cloudy | |
| 6am | 48°F9°C | 5 mph8 km/h N | Cloudy | |
| 7am | 50°F10°C | 6 mph10 km/h NE | Cloudy | |
| 8am | 53°F12°C | 8 mph13 km/h NE | Cloudy | |
| 9am | 55°F13°C | 8 mph13 km/h NE | Mostly Cloudy | |
| 10am | 57°F14°C | 8 mph14 km/h NE | Mostly Cloudy | |
| 11am | 59°F15°C | 8 mph13 km/h NE | Partly Cloudy | |
| 12pm | 61°F16°C | 8 mph13 km/h NE | Partly Cloudy | |
| 1pm | 64°F18°C | 8 mph13 km/h NE | Partly Cloudy | |
| 2pm | 65°F18°C | 8 mph13 km/h NE | Mostly Cloudy | |
| 3pm | 66°F19°C | 8 mph12 km/h NE | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 15 | 47°F8°C | 68°F20°C | 7 mph12 km/h from NE | Partly Cloudy | Mostly Clear |
| May 16 | 49°F10°C | 71°F22°C | 4 mph7 km/h from NE | Mostly Clear | Mostly Cloudy |
| May 17 | 51°F11°C | 69°F21°C | 7 mph11 km/h from SE | Rain | Drizzle |
| May 18 | 54°F12°C | 70°F21°C | 5 mph8 km/h from E | Mostly Cloudy | Partly Cloudy |
| May 19 | 54°F12°C | 70°F21°C | 6 mph9 km/h from SE | Rain | Rain |
| May 20 | 53°F12°C | 72°F22°C | 5 mph8 km/h from SE | Mostly Cloudy | Partly Cloudy |
| May 21 | 54°F12°C | 72°F22°C | 5 mph7 km/h from SE | Mostly Cloudy | Mostly Cloudy |
Yes
Low of 49°F10°C, High of 71°F22°CWind: 4 mph7 km/h
Precipitation: None